diff options
Diffstat (limited to 'hw/input/pl050.c')
-rw-r--r-- | hw/input/pl050.c | 112 |
1 files changed, 76 insertions, 36 deletions
diff --git a/hw/input/pl050.c b/hw/input/pl050.c index 209cc001cf..ec5e19285e 100644 --- a/hw/input/pl050.c +++ b/hw/input/pl050.c @@ -19,26 +19,12 @@ #include "hw/sysbus.h" #include "migration/vmstate.h" #include "hw/input/ps2.h" +#include "hw/input/pl050.h" #include "hw/irq.h" #include "qemu/log.h" #include "qemu/module.h" #include "qom/object.h" -#define TYPE_PL050 "pl050" -OBJECT_DECLARE_SIMPLE_TYPE(PL050State, PL050) - -struct PL050State { - SysBusDevice parent_obj; - - MemoryRegion iomem; - void *dev; - uint32_t cr; - uint32_t clk; - uint32_t last; - int pending; - qemu_irq irq; - bool is_mouse; -}; static const VMStateDescription vmstate_pl050 = { .name = "pl050", @@ -115,7 +101,7 @@ static uint64_t pl050_read(void *opaque, hwaddr offset, } case 2: /* KMIDATA */ if (s->pending) { - s->last = ps2_read_data(s->dev); + s->last = ps2_read_data(s->ps2dev); } return s->last; case 3: /* KMICLKDIV */ @@ -144,9 +130,9 @@ static void pl050_write(void *opaque, hwaddr offset, /* ??? This should toggle the TX interrupt line. */ /* ??? This means kbd/mouse can block each other. */ if (s->is_mouse) { - ps2_write_mouse(s->dev, value); + ps2_write_mouse(PS2_MOUSE_DEVICE(s->ps2dev), value); } else { - ps2_write_keyboard(s->dev, value); + ps2_write_keyboard(PS2_KBD_DEVICE(s->ps2dev), value); } break; case 3: /* KMICLKDIV */ @@ -166,48 +152,100 @@ static const MemoryRegionOps pl050_ops = { static void pl050_realize(DeviceState *dev, Error **errp) { PL050State *s = PL050(dev); - SysBusDevice *sbd = SYS_BUS_DEVICE(dev); - memory_region_init_io(&s->iomem, OBJECT(s), &pl050_ops, s, "pl050", 0x1000); - sysbus_init_mmio(sbd, &s->iomem); - sysbus_init_irq(sbd, &s->irq); - if (s->is_mouse) { - s->dev = ps2_mouse_init(); - } else { - s->dev = ps2_kbd_init(); - } - qdev_connect_gpio_out(DEVICE(s->dev), PS2_DEVICE_IRQ, + qdev_connect_gpio_out(DEVICE(s->ps2dev), PS2_DEVICE_IRQ, qdev_get_gpio_in_named(dev, "ps2-input-irq", 0)); } -static void pl050_keyboard_init(Object *obj) +static void pl050_kbd_realize(DeviceState *dev, Error **errp) { - PL050State *s = PL050(obj); + PL050DeviceClass *pdc = PL050_GET_CLASS(dev); + PL050KbdState *s = PL050_KBD_DEVICE(dev); + PL050State *ps = PL050(dev); + + if (!sysbus_realize(SYS_BUS_DEVICE(&s->kbd), errp)) { + return; + } + + ps->ps2dev = PS2_DEVICE(&s->kbd); + pdc->parent_realize(dev, errp); +} + +static void pl050_kbd_init(Object *obj) +{ + PL050KbdState *s = PL050_KBD_DEVICE(obj); + PL050State *ps = PL050(obj); + + ps->is_mouse = false; + object_initialize_child(obj, "kbd", &s->kbd, TYPE_PS2_KBD_DEVICE); +} + +static void pl050_mouse_realize(DeviceState *dev, Error **errp) +{ + PL050DeviceClass *pdc = PL050_GET_CLASS(dev); + PL050MouseState *s = PL050_MOUSE_DEVICE(dev); + PL050State *ps = PL050(dev); + + if (!sysbus_realize(SYS_BUS_DEVICE(&s->mouse), errp)) { + return; + } - s->is_mouse = false; + ps->ps2dev = PS2_DEVICE(&s->mouse); + pdc->parent_realize(dev, errp); } static void pl050_mouse_init(Object *obj) { - PL050State *s = PL050(obj); + PL050MouseState *s = PL050_MOUSE_DEVICE(obj); + PL050State *ps = PL050(obj); + + ps->is_mouse = true; + object_initialize_child(obj, "mouse", &s->mouse, TYPE_PS2_MOUSE_DEVICE); +} - s->is_mouse = true; +static void pl050_kbd_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PL050DeviceClass *pdc = PL050_CLASS(oc); + + device_class_set_parent_realize(dc, pl050_kbd_realize, + &pdc->parent_realize); } static const TypeInfo pl050_kbd_info = { - .name = "pl050_keyboard", + .name = TYPE_PL050_KBD_DEVICE, .parent = TYPE_PL050, - .instance_init = pl050_keyboard_init, + .instance_init = pl050_kbd_init, + .instance_size = sizeof(PL050KbdState), + .class_init = pl050_kbd_class_init, }; +static void pl050_mouse_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PL050DeviceClass *pdc = PL050_CLASS(oc); + + device_class_set_parent_realize(dc, pl050_mouse_realize, + &pdc->parent_realize); +} + static const TypeInfo pl050_mouse_info = { - .name = "pl050_mouse", + .name = TYPE_PL050_MOUSE_DEVICE, .parent = TYPE_PL050, .instance_init = pl050_mouse_init, + .instance_size = sizeof(PL050MouseState), + .class_init = pl050_mouse_class_init, }; static void pl050_init(Object *obj) { + PL050State *s = PL050(obj); + SysBusDevice *sbd = SYS_BUS_DEVICE(obj); + + memory_region_init_io(&s->iomem, obj, &pl050_ops, s, "pl050", 0x1000); + sysbus_init_mmio(sbd, &s->iomem); + sysbus_init_irq(sbd, &s->irq); + qdev_init_gpio_in_named(DEVICE(obj), pl050_set_irq, "ps2-input-irq", 1); } @@ -224,6 +262,8 @@ static const TypeInfo pl050_type_info = { .parent = TYPE_SYS_BUS_DEVICE, .instance_init = pl050_init, .instance_size = sizeof(PL050State), + .class_init = pl050_class_init, + .class_size = sizeof(PL050DeviceClass), .abstract = true, .class_init = pl050_class_init, }; |